Multiple choice general knowledge All animals are mortal. All men are animals. All men are mortal. No men are mortals None Both Reveal answer Fill a bubble to check yourself A Correct answer Explanation Valid syllogism: All animals are mortal (animals ⊆ mortal). All men are animals (men ⊆ animals). By transitivity, if men are a subset of animals and animals are a subset of mortal things, then all men are mortal.